Nicodemus, my apologies. I did not mean it as a slam against a handicapped individual. The inability to drink water and hang on to a stick at the same time certainly is dibilitating.
I guess I hate to make the newbes think ETS is the place only for the toy collectors. As pointed out earlier, the original post illustrares one problem with the bladder system: one leak and your whole supply can be gone.

"There is nothing so frightening as ignorance in action."